Can you try with a setup without rocket? I.e. scgi or uwsgi or fastcgi. Is the server machine multicore?
mic Il giorno 28/set/2011 18:48, "Phyo Arkar" <phyo.arkarl...@gmail.com> ha scritto: > Happened once again > > THis time 1st json request went ok and another request failed like it > did before. > > On 9/28/11, Phyo Arkar <phyo.arkarl...@gmail.com> wrote: >> Yeah i love screen coz i can search back easily and interactively debug >> infos. >> >> Yes its doing concurrent , the problem happen again yesterday but just >> for once , and gone away again. >> >> Theres 2 Grid (jqGrid) in one page , they request 2 json response from >> that controller but from different function at Once. >> >> On 9/28/11, Michele Comitini <michele.comit...@gmail.com> wrote: >>> No way is not bad practice IMHO screen is a great tool. >>> So we can exclude the problem of stdout buffer full. >>> Seems something low level. >>> >>> Is the client doing concurrent queries? >>> >>> mic >>> >>> >>> >>> 2011/9/27 Phyo Arkar <phyo.arkarl...@gmail.com>: >>>> Web2py is ran inside screen. coz my app is not production-stable yet >>>> and want to debug. I print out some debug messages and can track back >>>> inside screen (i know i know , its bad practice :D) >>>> >>>> may be coz of that? >>>> >>>> On 9/27/11, Michele Comitini <michele.comit...@gmail.com> wrote: >>>>> I would begin to remove possible environmental causes... ;) >>>>> Other questions: >>>>> 4) Do you run web2py.py attached to a tty? >>>>> 5) Do you redirect standard output from web2py or leave it on the tty? >>>>> >>>>> The questions are because I see some print statements that could hang >>>>> IO on a thread if the web2py process is not properly detached from the >>>>> terminal. >>>>> If that is the case use nohup and try to see what happens. >>>>> >>>>> wrong: >>>>> $ python web2py.py <options> & >>>>> >>>>> right: >>>>> $ nohup python web2py.py <options> & >>>>> >>>>> If nothing changes... well... other questions! >>>>> >>>>> >>>>> mic >>>>> >>>>> 2011/9/27 Phyo Arkar <phyo.arkarl...@gmail.com>: >>>>>> It cannot be reproduced .. >>>>>> >>>>>> On 9/27/11, Phyo Arkar <phyo.arkarl...@gmail.com> wrote: >>>>>>> its not the same warning notices , client recieves 0 byte and timed >>>>>>> out at brower side looking at firebug. >>>>>>> >>>>>>> On 9/27/11, Massimo Di Pierro <massimo.dipie...@gmail.com> wrote: >>>>>>>> Other than the error, do you see wrong behavior from the browser? >>>>>>>> I do not not believe that there is anything wrong as we ship the >>>>>>>> "official" rocket. We are just printing an exception that before was >>>>>>>> being ignored. >>>>>>>> >>>>>>>> Massimo >>>>>>>> >>>>>>>> On Sep 26, 2:47 pm, Phyo Arkar <phyo.arkarl...@gmail.com> wrote: >>>>>>>>> Hello Web2py. >>>>>>>>> >>>>>>>>> Rocket server was very well stable for me until today , after 2 >>>>>>>>> weeks of update and while testing usual Json output which was never >>>>>>>>> changed and working fine fore 8 months. >>>>>>>>> >>>>>>>>> This happens! >>>>>>>>> >>>>>>>>> ERROR:Rocket.Errors.Thread-6:Unhandled Error when serving >>>>>>>>> connection: >>>>>>>>> Traceback (most recent call last): >>>>>>>>> >>>>>>>>> File "/root/web2py/gluon/rocket.py", line 1064, in run >>>>>>>>> self.run_app(conn) >>>>>>>>> >>>>>>>>> File "/root/web2py/gluon/rocket.py", line 1552, in run_app >>>>>>>>> self.write(data, sections) >>>>>>>>> >>>>>>>>> File "/root/web2py/gluon/rocket.py", line 1472, in write >>>>>>>>> self.send_headers(data, sections) >>>>>>>>> >>>>>>>>> File "/root/web2py/gluon/rocket.py", line 1456, in send_headers >>>>>>>>> self.conn.sendall(b(header_data)) >>>>>>>>> >>>>>>>>> File "/usr/lib/python2.7/socket.py", line 224, in meth >>>>>>>>> return getattr(self._sock,name)(*args) >>>>>>>>> >>>>>>>>> error: [Errno 32] Broken pipe >>>>>>>>> >>>>>>>>> and it is on and off randomly. >>>>>>>>> >>>>>>>>> Why? >>>>>>>>> >>>>>>>>> heres my Json Controller : >>>>>>>>> >>>>>>>>> def rows(): >>>>>>>>> >>>>>>>>> if REQUEST.vars.db_name: >>>>>>>>> casesdb = DAL( 'mysql://root@localhost/' + >>>>>>>>> REQUEST.vars.db_name ) >>>>>>>>> casesdb.define_table( 'email_data', migrate = >>>>>>>>> False, >>>>>>>>> *email_halfschema ) >>>>>>>>> casesdb.define_table( 'loosefile_data', migrate = >>>>>>>>> False, >>>>>>>>> *file_halfschema ) >>>>>>>>> casesdb.define_table( 'attach_data', migrate = >>>>>>>>> False, >>>>>>>>> *file_halfschema ) >>>>>>>>> elif SESSION.db_name: >>>>>>>>> casesdb = DAL( 'mysql://root@localhost/' + >>>>>>>>> SESSION.db_name >>>>>>>>> ) >>>>>>>>> casesdb.define_table( 'email_data', migrate = >>>>>>>>> False, >>>>>>>>> *email_halfschema ) >>>>>>>>> casesdb.define_table( 'loosefile_data', migrate = >>>>>>>>> False, >>>>>>>>> *file_halfschema ) >>>>>>>>> casesdb.define_table( 'attach_data', migrate = >>>>>>>>> False, >>>>>>>>> *file_halfschema ) >>>>>>>>> >>>>>>>>> fields = ['id', 'filePath', 'fileName', 'cus', 'sentto',\ >>>>>>>>> 'emailFrom', 'subject', 'cc', 'bcc', >>>>>>>>> 'extracted', >>>>>>>>> 'hdrs',\ >>>>>>>>> >>>>>>>>> >>>>>>>>> 'DateTime','OriginalDateTime','TimeZone','reply_to',"master",'duplicated',' >>>>>>>>> MD5Hash','msgID','fqdn'] >>>>>>>>> rows = [] >>>>>>>>> page = int( request.vars.page ) >>>>>>>>> >>>>>>>>> max = request.vars.totalrows >>>>>>>>> if max: >>>>>>>>> pagesize = int( max ) >>>>>>>>> else: >>>>>>>>> pagesize = int( request.vars.rows ) >>>>>>>>> print pagesize >>>>>>>>> limitby = ( page * pagesize - pagesize, page * pagesize ) >>>>>>>>> # limitby = ( 1, 25 ) >>>>>>>>> print "str( page * pagesize - pagesize )" + str( page * >>>>>>>>> pagesize >>>>>>>>> - >>>>>>>>> pagesize ) + " limitby " + str( page * pagesize ) >>>>>>>>> # orderby = request.vars.sidx >>>>>>>>> orderby = casesdb.email_data[request.vars.sidx] >>>>>>>>> print orderby >>>>>>>>> if request.vars.sord == 'desc': >>>>>>>>> orderby = ~orderby >>>>>>>>> >>>>>>>>> query = casesdb.email_data.id > 0 >>>>>>>>> >>>>>>>>> for r in casesdb( query ).select( orderby = orderby, >>>>>>>>> limitby >>>>>>>>> = >>>>>>>>> limitby ): >>>>>>>>> vals = [] >>>>>>>>> for f in fields: >>>>>>>>> if f == 'extracted': >>>>>>>>> vals.append( _sentisize(r[f]) ) >>>>>>>>> else : >>>>>>>>> vals.append( r[f] ) >>>>>>>>> rows.append( dict( id = r.id, cell = vals ) ) >>>>>>>>> >>>>>>>>> total = casesdb( query ).count() >>>>>>>>> print total >>>>>>>>> if total % pagesize >0: >>>>>>>>> pages = int( total / pagesize ) +1 >>>>>>>>> else: >>>>>>>>> pages = int( total / pagesize ) >>>>>>>>> #if total % pagesize == 0: pages -= 1 >>>>>>>>> data = dict( total = pages, page = page, rows = rows ) >>>>>>>>> return data >>>>>>> >>>>>> >>>>> >>>> >>> >>
